19. west while passing over a time zone boundary (ignoring daylight When one tra

Question

19. west while passing over a time zone boundary (ignoring daylight When one travels savings time issues), A) the date is decreased one day. C) the time is advanced one hour. E) none of these occurs. B) the time is decreased one hour. D) the date is advanced one day. 20. The zeroth Longitude is at A) 90°N. B) 90°S. C) the equator. D) the Greenwich Meridian. 21. An attempt to remedy the difference in apparent solar days was the calculation of a A) meridian day. B) 24-hour day. C) sidereal day. D) mean solar day. 22. On December 21, the noonday Sun is overhead at what latitude? A) 0° B) 23.5°N C) 23.5°S D) The Tropic of Cancer 23. A quantitative observation that is the basis of scientific investigation is a(n) A) experiment. B) measurement. C) explanation. D) number ested explanation of observations of some regularity of nature Is a(n) 24. A t A) scientific dogma. B) theory. C) experiment. D) hypothesis.

Explanation / Answer

Answer to all questions with extra information on the parts are below:

19. C. The time is advanced one hour

A zone is an hour. So, a zone passed to the west is an hour passed, so we 'advance' by an hour

20. Zeroth Latitite is at Equator

Zero degrees latitude is the line designating the Equator and divides the Earth into two equal hemispheres (north and south). Zero degrees longitude is an imaginary line known as the Prime Meridian

21. D,mean solar day - the time between successive passages of the mean sun across the meridian. By the definition it averages all the days and takes the mean.

22. C. 23.5 degrees South that's where the tropic of capricorn is

23. This is exactly the definition of 'B. measurement'

24. This is how you define 'B. Theory'

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